1 /* 2 * Copyright (c) 2016-2017 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for 5 * any purpose with or without fee is hereby granted, provided that the 6 * above copyright notice and this permission notice appear in all 7 * copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 /** 20 * @file cdp_txrx_bus.h 21 * @brief Define the host data path bus related functions 22 */ 23 #ifndef _CDP_TXRX_BUS_H_ 24 #define _CDP_TXRX_BUS_H_ 25 26 /** 27 * cdp_bus_suspend() - suspend bus 28 * @soc - data path soc handle 29 * @ppdev: data path pdev handle 30 * 31 * suspend bus 32 * 33 * return QDF_STATUS_SUCCESS suspend is not implemented or suspend done 34 */ 35 static inline QDF_STATUS cdp_bus_suspend(ol_txrx_soc_handle soc, 36 struct cdp_pdev *ppdev) 37 { 38 if (!soc || !soc->ops || !soc->ops->bus_ops) { 39 QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_FATAL, 40 "%s invalid instance", __func__); 41 return QDF_STATUS_E_INVAL; 42 } 43 44 if (soc->ops->bus_ops->bus_suspend) 45 return soc->ops->bus_ops->bus_suspend(ppdev); 46 return QDF_STATUS_E_NOSUPPORT; 47 } 48 49 /** 50 * cdp_bus_resume() - resume bus 51 * @soc - data path soc handle 52 * @ppdev: data path pdev handle 53 * 54 * resume bus 55 * 56 * return QDF_STATUS_SUCCESS resume is not implemented or suspend done 57 */ 58 static inline QDF_STATUS cdp_bus_resume(ol_txrx_soc_handle soc, 59 struct cdp_pdev *ppdev) 60 { 61 if (!soc || !soc->ops || !soc->ops->bus_ops) { 62 QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_FATAL, 63 "%s invalid instance", __func__); 64 return QDF_STATUS_E_INVAL; 65 } 66 67 if (soc->ops->bus_ops->bus_resume) 68 return soc->ops->bus_ops->bus_resume(ppdev); 69 return QDF_STATUS_E_NOSUPPORT; 70 } 71 72 #endif /* _CDP_TXRX_BUS_H_ */ 73